Home / 73,183.26-100,993.32-39,649.26

Finding the Fourth Proportional to 73,183.26, 100,993.32 and 39,649.26

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Solution

The fourth proportional to 73,183.26, 100,993.32 and 39,649.26 is: 54,716.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,183.26 : 100,993.32 = 39,649.26 : x
  2. Step 2: Convert to fraction form
    73,183.26/100,993.32 = 39,649.26/x
  3. Step 3: Cross multiply
    73,183.26x = 100,993.32 × 39,649.26
  4. Step 4: Simplify right side
    73,183.26x = 4,004,310,402.94
  5. Step 5: Solve for x
    x = 4,004,310,402.94/73,183.26
  6. Step 6: Final answer
    x = 54,716.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.